linux-kernel - [RFC PATCH] spi: aspeed: aspeed_spi_get_io

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Message-ID: <20201103003331.GA44379@4742e760afe2>
Date:   Tue, 3 Nov 2020 08:33:31 +0800
From:   kernel test robot <lkp@...el.com>
To:     Chin-Ting Kuo <chin-ting_kuo@...eedtech.com>, broonie@...nel.org,
        robh+dt@...nel.org, joel@....id.au, andrew@...id.au, clg@...d.org,
        bbrezillon@...nel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-aspeed@...ts.ozlabs.org,
        linux-spi@...r.kernel.org
Cc:     kbuild-all@...ts.01.org
Subject: [RFC PATCH] spi: aspeed: aspeed_spi_get_io_mode() can be static


Signed-off-by: kernel test robot <lkp@...el.com>
---
 spi-aspeed.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/spi/spi-aspeed.c b/drivers/spi/spi-aspeed.c
index 795f67c9ca6ac3..6b067dee833246 100644
--- a/drivers/spi/spi-aspeed.c
+++ b/drivers/spi/spi-aspeed.c
@@ -144,7 +144,7 @@ static void aspeed_spi_chip_set_4byte(struct aspeed_spi_controller *ast_ctrl,
 	writel(reg_val, ast_ctrl->regs + OFFSET_CE_ADDR_MODE_CTRL);
 }
 
-uint32_t aspeed_spi_get_io_mode(uint32_t bus_width)
+static uint32_t aspeed_spi_get_io_mode(uint32_t bus_width)
 {
 	switch (bus_width) {
 	case 1:
@@ -295,8 +295,8 @@ aspeed_2600_spi_clk_basic_setting(struct aspeed_spi_controller *ast_ctrl,
  * content is too monotonous, the frequency recorded in the device
  * tree will be adopted.
  */
-int aspeed_2600_spi_timing_calibration(struct aspeed_spi_controller *ast_ctrl,
-				       uint32_t cs)
+static int aspeed_2600_spi_timing_calibration(struct aspeed_spi_controller *ast_ctrl,
+					      uint32_t cs)
 {
 	int ret = 0;
 	struct device *dev = ast_ctrl->dev;
@@ -432,7 +432,7 @@ int aspeed_2600_spi_timing_calibration(struct aspeed_spi_controller *ast_ctrl,
  * of its related flash size. Namely, the total decoded size
  * from flash 0 to flash N should be multiple of flash (N + 1).
  */
-void aspeed_2600_adjust_decode_sz(uint32_t decode_sz_arr[], int len)
+static void aspeed_2600_adjust_decode_sz(uint32_t decode_sz_arr[], int len)
 {
 	int cs, j;
 	uint32_t sz;